Systems Administrator, Senior- Red Hat Linux & Windows (Top Secret w/SCI eligibility) at AMERICAN SYSTEMS, Washington, DC
Systems Administrator, Senior- Red Hat Linux & Windows (Top Secret w/SCI eligibility) at AMERICAN SYSTEMS in Washington, DC. Full-time. $150,000 a year. Apply with swipeandhired.
Systems Administrator, Senior- Red Hat Linux & Windows (Top Secret w/SCI eligibility)
Location
US-DC-Washington
ID
2026-5055
Category
IT / Cyber Security / Network Systems
Position Type
Full-Time
Remote
No
Clearance Required
Top Secret/SCI
Overview
AMERICAN SYSTEMS, a 100% employee-owned federal contracting company, is seeking a Senior Systems Administrator with strong Red Hat Linux CLI and Windows administration experience to support a Special Access Program in Washington, DC.
This role focuses on owning and optimizing enterprise Linux & Windows infrastructure across multiple datacenters, partnering with cybersecurity and engineering teams, and providing Tier III support for systems that cannot fail.
Role includes a $5,000 sign-on bonus in addition to a generous compensation package!
Responsibilities
As a Sr. Systems Administrator, you will:
- Support on-premises Linux (80%) and Windows (20%) infrastructure and applications.
- Support on-premises vSphere infrastructure across multiple datacenters.
- Provide Tier III support for production and development environments, managing ticket submission and tracking.
- Monitor resource availability to meet customer requirements, ensuring sufficient hardware, software, and throughput.
- Review and optimize system performance to ensure peak efficiency and reliability for mission-critical applications
- Analyze system resource usage and apply corrective actions when necessary
- Review system and application logs, ensuring completion of scheduled tasks and backups
- Create and manage user accounts, groups, and permissions; maintain l ocal repositories in a RHEL-based environment
- Support on-prem and remote Linux-based Oracle database appliances
- Develop and maintain administrative bash scripts for system maintenance and automation
- Proficient in DNS administration
- Document and implement system administration solutions to meet business requirements
Qualifications
- Active TOP SECRET clearance with SCI eligibility required; Program Access Request (PAR) submission required after hire
- Bachelor’s degree in a STEM discipline ( or additional years of relevant experience considered in lieu of degree)
- 8-10 years of IT Systems Administration that includes 3-5 years of Linux CLI administration
- DoD 8140 IAT Level II cert (e.g., Security+ CE or equivalent)
- Experience designing and maintaining secure, scalable cloud/on-prem platforms (IL5–IL6+)
- Knowledge of STIGs, RMF, and DoW cybersecurity standards
- Knowledge of containerization (Docker/Podman), Ansible for automation, and OpenLDAP
- Experience with virtualization (VMware)
- Strong CLI and Bash scripting experience
NOTE: U.S. Citizenship Required for the purposes of obtaining/holding a U.S. security clearance
#LI-PRK1
Pay Transparency Statement
AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $150,000.00/Yr. - USD $175,000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
EEO Statement
EEO Race/Sex/Disability Status/Veteran Status